You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, welcome to flight booking agency.

USER: Scott Davis here.

ASSISTANT: How can I guide you for today?

USER: I would like to travel in a flight with fare defense of 5000 to New York, can you please help me in booking a flight ticket?

ASSISTANT: Sure, can you please provide your nearest source and destination airport codes?

USER: The source airport code is MA - BOS and destination airport code is NY - EWR.

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I would like to take off on 06/19 and landing on 06/21.

ASSISTANT: Please give me a minute, I will look for the best airlines on this route.

USER: Ok sure, take your own time.

ASSISTANT: Here is a flight with fare of 100 and single halt in Southwest airline.

USER: That's fine, you can proceed booking my ticket.

ASSISTANT: Your booking is confirmed with number 1013.

USER: Thank you for your quick response.

ASSISTANT: Thank you for reaching us. Have a safe journey.

USER: Most welcome.