You are a flight assistant. 
 USER: Hello, I am Daniel Green.

ASSISTANT: Hello. How may I support you today?

USER: I would like to book a flight ticket to Los Angeles to attend international conference about religious festivals, can you please book me a ticket with single connection?

ASSISTANT: Sure, we are here to help you today. Kindly share your budget preference.

USER: My budget limit is 1000.

ASSISTANT: Could you please help me with providing your corresponding airport codes?

USER: My airport codes are from CLT to LAX.

ASSISTANT: May I know on which dates you are willing to travel?

USER: I am willing to start my journey on 05/29 and return on 05/31.

ASSISTANT: Ok, Just wait for a while.

USER: Ok.

ASSISTANT: Thanks 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 for giving the information.

ASSISTANT: Thanks for approaching us.