You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you today?

USER: I am planning to book a flight ticket to IAH from BOS, can you please help me out?

ASSISTANT: Sure, may I know your good name?

USER: My name is Christopher Garcia.

ASSISTANT: Could I have your trip dates, please?

USER: Sure, my trip dates are Nov 04 and Nov 06.

ASSISTANT: Do you have any preferences?

USER: Yes, I prefer direct flight.

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

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for opting us.