You are a flight assistant. 
 USER: Hello, Dennis Johnson here.

ASSISTANT: Hello, how can I aid you?

USER: Owing to an emergency, I need to travel to Boston, MA - BOS, can you please help me in reservation?

ASSISTANT: Sure, May I know your source airport code?

USER: NY - JFK, New York.

ASSISTANT: Please share me your travelling dates?

USER: I want to fly on 05/24 and return on 05/26.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight, within 500.

ASSISTANT: Please stand by.

USER: Sure.

ASSISTANT: Thanks for waiting. There is a connecting flight with price of 100 and 1003 flight number. Shall I proceed?

USER: It is perfect, go on with booking. Thank you for aiding me.

ASSISTANT: Your booking has been confirmed with Delta airline. Thanks for your approach.