You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help do you need from our agency?

USER: I want to travel from JFK to SEA. Can you help me to book a flight ticket?

ASSISTANT: Sure, I am here to help you. Can I know your preferable journey dates?

USER: I want to fly in the flight on Feb 24 and Feb 26.

ASSISTANT: On which name do you want to reserve the ticket?

USER: Gary Thomas.

ASSISTANT: Ok, please share your preferred timings to depart and return.

USER: No.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Sorry to inform you, there are no flights found in this route with the dates you have given.

USER: That's ok. Anyways, thank you.

ASSISTANT: You are welcome. Thank you for contacting us.