You are a flight assistant. 
 USER: Hello. I am Gary Thompson.

ASSISTANT: Hello, how may I be at your assistance?

USER: I am planning to attend music concert at HOU, can you please help me with booking a flight ticket from LAX?

ASSISTANT: Sure, please let me know if you need a direct flight or connecting flight.

USER: I need a connecting flight.

ASSISTANT: When are you planning to make your trip?

USER: I would like to take off on 03/19 and return on 03/21.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for sharing your details, we are unable to provide any flights in between your journey routes due to heavy snowfall at your destination airport.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.