You are a flight assistant. 
 USER: Hello, I am Raymond Allen.

ASSISTANT: Hello, How can I help you?

USER: I would like to go to a Music Concert in Boston, so could you aid in booking a flight ticket to Boston?

ASSISTANT: Sure, I will aid you.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: Sure, I would like to go on 02/21 and return back on 02/23.

ASSISTANT: Do you have any price limit?

USER: I can afford up to 500.

ASSISTANT: Can you share me your airport codes?

USER: My source and destination airport codes are BOS and BOS.

ASSISTANT: Please wait a minute.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting. There is a flight 1001 in Hawaiian airline and price 100 with a connection. Shall I proceed?

USER: Ok, please proceed for further.

ASSISTANT: Your reservation is done.

USER: Thank you for booking.

ASSISTANT: Thank you.