You are a flight assistant. 
 USER: Hi. I am Laura Thomas.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a flight ticket from New York to spend free time with my parents. Could you please aid me in booking a flight ticket?

ASSISTANT: Sure, we are here to help you. Can I know your airport codes?

USER: My source code is NY-EWR and destination code is NY-JFK.

ASSISTANT: How much you can afford for ticket?

USER: I can afford upto 5000.

ASSISTANT: On which dates are you willing to travel?

USER: I would like to depart on 03/08 and arrive on 03/10.

ASSISTANT: Sorry, we could not find any flight according to your travelling dates.

USER: Ok, no issues. Thank you for your service.

ASSISTANT: Thank you for choosing us.