You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I have a plan to visit Dallas & Fort Worth. Can you help me in booking flight ticket?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: I will catch flight on Oct 15 and return on Oct 17.

ASSISTANT: Noted. Can I have your nearby airport codes?

USER: My airport codes are BOS to DFW.

ASSISTANT: May I know your name? There is a connecting flight available with AA airline, shall I proceed?

USER: You can proceed for booking on my name Benjamin Young.

ASSISTANT: Your booking is done with flight number 1018. Happy journey.

USER: Thank you for your service.

ASSISTANT: You are welcome, have a nice day.