You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Justin young here. I have been invited for a marriage ceremony, so could you please book a ticket from OAK to IAH.

ASSISTANT: Sure,  On which dates would you like me to book a flight ticket for you?

USER: My planned travel dates are as follows July 02 and July 04.

ASSISTANT:  In which class would you like me to book your flight ticket?

USER: I would prefer economy class.

ASSISTANT: Let me know your connection limit?

USER: I would like to travel by direct flight and which returns in the evening.

ASSISTANT: Do you have any other requirements?

USER: No. Thank you for asking.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: Justin Young.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No issue, Thank you very much for the assistance.

ASSISTANT: Thank you for choosing us.