Hello,.
user
Hello, how can I help you?
assistant
Please book a ticket from San Francisco, CA-SFO to Chicago, IL-ORD.
user
Sure, may I know when you want to travel?
assistant
Travel dates are from 03/06 to 03/08.
user
Ok, do you need any halt?
assistant
Please provide a halt.
user
May I know your name please?
assistant
My name is Mary Thompson.
user
Ok, please wait a minute.
assistant
Sure.
user
Thank you for waiting, sorry to inform no flights found with your details.
assistant
Thanks.
user
Thank you for reaching us, have  a nice day.
assistant