You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I give assistance to you?

USER: I want to book a ticket from IAH to IAD to go for Arts and Crafts festival.

ASSISTANT: Sure, When you are willing to travel?

USER: My travelling dates are July 30 and Aug 1.

ASSISTANT: Let me know your class preference.

USER: I prefer business class.

ASSISTANT: Can you please provide your connection limit?

USER: I want single connected flight.

ASSISTANT: May I know your name for booking?

USER: Sure, I am Karen Edwards.

ASSISTANT: Ok, please wait for sometime.

USER: Ok.

ASSISTANT: Sorry to inform you that, there were no flights running to that location due to bad weather conditions.

USER: Ok, Thank you for your service.

ASSISTANT: Thank you for opting us.