You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: My name is Betty Roberts. I want to attend for a cultural program in Phoenix, so please book a flight ticket with a price limit of 500.

ASSISTANT: Ok, may I know your journey airport codes?

USER: My source and destination airport codes are TX-DFW, AZ-PHX.

ASSISTANT: Ok, can you please assign your journey dates?

USER: My departure day is 08/19, return day is 08/21. And my connections limit is one.

ASSISTANT: Ok, please wait for sometime.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a 1009 JetBlue airline matches to your journey details and the fare is 100 with one connection. Can I proceed for booking?

USER: Yes, please.

ASSISTANT: Ok, the booking has been done with JetBlue airline.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us, have a nice day.