You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kimberly Edwards.

ASSISTANT: How can I help you today?

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

ASSISTANT: Sure, I am here to help you in booking process. Can you please share your travel dates?

USER: I want to travel in flight on June 10 and June 12.

ASSISTANT: May I know your return time and departure time?

USER: I want to depart in afternoon time.

ASSISTANT: Do you have any class preference?

USER: I want to travel in economy class.

ASSISTANT: May I know your connection limit?

USER: I want to travel in 1 connecting flight.

ASSISTANT: Do you have any specification?

USER: Nothing.

ASSISTANT: Sorry, no flights are available on your preferable ravel dates.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: Thank you for reaching us, have a great day.