You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you today?

USER: Please book me a flight ticket to Washington, could you help me with booking?

ASSISTANT: Sure. May I know your good name?

USER: Scott Perez.

ASSISTANT: Let me know your trip dates.

USER: I will fly on 05/02 and 05/04.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a halt.

ASSISTANT: To proceed booking I need your travelling dates. Help me with airport codes.

USER: My journey points are CO-DEN to DC-IAD.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: There is a flight with airline: Hawaiian, flight number:1007, price 100,1 connection. Shall I proceed?

USER: Please go with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you.