You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you?

USER: I am Gregory Moore, I want to travel from IAD to MSP.

ASSISTANT: May I know your travel dates?

USER: Would you help me for booking? My departure date is 06/13 and my return date is on 06/15. Make sure that my connections limit should be 1.

ASSISTANT: There is a flight, shall I proceed for booking?

USER: Ok, book a flight.

ASSISTANT: Your ticket has been booked.

USER: Ok, thank you for booking.

ASSISTANT: Thanks for contacting us.