You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in booking a flight ticket from IAH to JFK?

ASSISTANT: Sure, may I know the itinerary travel dates?

USER: I want to fly on Sept 08 and return on Sept 10.

ASSISTANT: Is there any airline preference?

USER: No.

ASSISTANT: May I know if you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Is there a time concern?

USER: No.

ASSISTANT: May I know the connection limit?

USER: I need a single connection.

ASSISTANT: Can you share me your name please?

USER: Myself Deborah Moore.

ASSISTANT: Deborah Moore, I regret to inform that there are no flights on your route with the provided dates.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for reaching us.