Luk, and A. A. Kishk, "Miniature extensive-band half U-slot and half E-shaped patch antennas," IEEE Antennas Propag. 3. Chow, Y. L., Z. N. Chen, K. F. Lee, and K. M. Luk, A design principle on broadband patch antennas with slot, IEEE Antennas Propag. Huynh, T. and K. F. Lee, "Single-layer single-patch wideband microstrip antenna," Electron. 6. Clenet, M. and L. Shafai, "Multiple resonances and polarisation of U-slot patch antenna," Electron. Simple options like manually checking annotations or having a number of workers label each pattern are costly and waste effort on samples which might be correct. Furthermore, as a number of customers arrive and work together with the DTSM system simultaneously, several previously unstudied points come up. Our focus is the usage of car routing heuristics within DTSM to help retailers handle the availability of time slots in actual time. SA shares data between slots and utterances and only wants a simple structure to foretell the supporting span. Moreover, we supplement the annotation of supporting span for MultiWOZ 2.1, which is the shortest span in utterances to help the labeled worth. The contrastive loss aims to map slot value contextual representations to the corresponding slot description representations.