You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any assistance from us?

USER: I would like to visit Detroit Museum with my friend, please help me in booking a ticket.

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are 09/04 and 09/06.

ASSISTANT: Ok, please tell me your source and destination codes.

USER: My source and destination airport codes are DFW and DTW.

ASSISTANT: The Southwest airline with flight number 100 and connection as 1.

USER: Ok, please book the ticket with the name Brandon Nelson.

ASSISTANT: Ok, your reservation is done.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.