You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Eric White.

ASSISTANT: Eric White, how may I help you?

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

ASSISTANT: Sure, please share your trip dates.

USER: I want to travel in the flight on Nov 08 and Nov 10.

ASSISTANT: Do you have any specifications?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: At what time do you want to travel?

USER: I want to depart in afternoon time.

ASSISTANT: Do you have any other specifications?

USER: I want to travel in economy class.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry, no ticket is available in economy class.

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

ASSISTANT: Thank you for reaching us.