You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am Janet Hall, I want to book a flight from Boston to Washington to visit Mountain Rainier for hiking trails. Can you book a connecting flight for me?

ASSISTANT: Sure, may I know your travelling dates?

USER: I will travel on 07/25 and return on 07/27.

ASSISTANT: Could you please help me with your airport codes?

USER: I will fly from MA-BOS to DC-DCA.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: There is a Hawaiian 1020 airline with fare of 100 which matches your travelling dates. Shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Your booking has been confirmed on name of Janet Hall.

USER: Thank you for helping me with booking.

ASSISTANT: Thank you for approaching us.