You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I have to attend a magic show, could you please help me with booking a flight ticket from JFK to IAH?

ASSISTANT: Sure, We are here to help you. Can I know your travelling dates?

USER: My preferred dates are Nov 20th and Nov 22nd.

ASSISTANT: Do you need any break?

USER: Yes, I need single break between my trip.

ASSISTANT: May I know your name?

USER: Saran Carter.

ASSISTANT: Is there any other specifications?

USER: No other specifications required.

ASSISTANT:  We are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.

USER: No problem, thank you for searching.

ASSISTANT: Thank you for reaching us.