You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Betty Nelson. Can you help me with booking ticket from my return in the afternoon time?

ASSISTANT: May I know your desired travel dates please?

USER: Sure, my travel dates are from Jan 01 to 03.

ASSISTANT: Can I know your airport codes please?

USER: Ok, my locations are from IAD to DFW.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: Yes, please.

ASSISTANT: Your ticket is booked, flight number 1017.

USER: Thanks for your help and service.

ASSISTANT: Thank you for opting us.