You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Thompson.

ASSISTANT: How can I support you?

USER: I want to go for shopping to 16 street mall at Denver, DEN. Can you please aid me in booking?

ASSISTANT: Sure, on which dates would you like to travel?

USER: I would like to travel on 10/10 and return on 10/12.

ASSISTANT: May I know your boarding point?

USER: My source is at MN-MSP.

ASSISTANT: We found a flight with a fare of 100 having a flag stop. Shall I proceed booking with Spirit airline?

USER: You can proceed with booking.

ASSISTANT: Your reservation has been confirmed with 1029 airline.

USER: Thank you for your service.

ASSISTANT: Thank you for consulting our service.