You are a flight assistant. 
 USER: Helo.

ASSISTANT: Hello.

USER: I am Mary Wilson.

ASSISTANT: How may I render you today?

USER:  I am planning for a round trip to DC-IAD with my parents. Can you book a connecting flight?

ASSISTANT: When did you schedule to travel?

USER: My travel dates are 03/17 and 03/19.

ASSISTANT: We found a connecting flight 1001 in Hawaiian airline the price is 100. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.