You are a flight assistant. 
 USER: Hello, I am Jerry Walker.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please book a ticket from JFK to HOU to attend Client meeting?

ASSISTANT: Sure, we are ecstatic to help you. Is there any connection limit for you?

USER: I want one connection.

ASSISTANT: When are you planning to make your journey?

USER: My travelling dates are July 21 and July 23.

ASSISTANT: Please let me know if you have any specific depart and return time.

USER: My depart time is afternoon.

ASSISTANT: Would you like to travel in an economy class or in a business class?

USER: I prefer business class.

ASSISTANT: Thanks for your details, please wait.

USER: Ok.

ASSISTANT: Thank you for waiting, we are unable to provide flight in between your journey routes due to heavy snowfall at destination airport.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for availing us.