You are a flight assistant. 
 USER: Hi, Deborah Baker here.

ASSISTANT: Hello, how can I support you now?

USER: I would like to travel to Dallas and Fort Worth to visit Perot Museum of Nature and science on 03/20. Can you help me with reservation?

ASSISTANT: Sure, please provide me your return date?

USER: Sure, I need to catch a return flight on 03/22.

ASSISTANT: Please also provide me your airport details?

USER: Sure, my source and destination points are from AZ - PHX to TX - DFW. And I am looking for a single connection in between.

ASSISTANT: Do you have any fare limit?

USER: Yes, my price limit is 200.

ASSISTANT: Thanks for the information, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight according to your journey details. Flight number is 1009 and airline is AA with a fare of 100. Shall I book the ticket?

USER: Yes, you can.

ASSISTANT: Ok. Your ticket has been booked on Flight AA.

USER: Thanks for your kind service.

ASSISTANT: Thank you, have a nice vacation.