You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in reserving a flight ticket to SEA from IAH?

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

USER: My travel dates are from Jan 28 to Jan 30.

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

USER: I am Patrick Nelson.

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

USER: I am comfortable with any flight.

ASSISTANT: Let me know your connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any other requirements?

USER: No.

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

USER: Ok.

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

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.