You are a flight assistant. 
 USER: Hello, I am Samuel Young.

ASSISTANT: Hello, how may I assist you?

USER: I am planning for an outing at Dallas, can you help me to book a ticket for me?

ASSISTANT: Sure, may I know your travel dates please?

USER: Sure, I am planning to start on 08/13 and return on 08/15.

ASSISTANT: Ok, may I know your airport codes please?

USER: Search for the flights from JFK To DFW.

ASSISTANT: Ok, hold on for a moment.

USER: Take your time but make sure that connection limit is 1.

ASSISTANT: Sorry Young, there are no flights available on your route.

USER: No issues. I will try to go by ship.

ASSISTANT: Ok sure, thank you for choosing us.

USER: You are welcome. Thank you for checking.

ASSISTANT: Welcome.