You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I need to travel from DFW to JFK, can you help me in doing that?

ASSISTANT:  Sure, may I know your preferable dates of journey?

USER: My trip dates are May 23 to 25.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: I am Frank Wright.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us.