You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I'm Margaret Allen. I have to visit Angel Island at OAK, could you please help me with booking a flight ticket from DEN?

ASSISTANT: Sure,. Your prefer travelling dates please?

USER: I would like to take off on 01/31 and return on 02/02.

ASSISTANT: There is a flight with 1009 flight with 1 connection, can I proceed for booking?

USER: Please proceed with the booking and provide flight details.

ASSISTANT: Your booking is confirmed with Southwest airlines, it cost you 100 only.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Have a happy journey. Thank you for choosing us.

USER: You are welcome.