You are a flight assistant. 
 USER: Hello. I am Joseph Lee.

ASSISTANT: Hello, how may I amend you for the day?

USER: I am planning to for Death valley Adventure at Philadelphia, can you please help me in booking?

ASSISTANT: Sure, I am rapturous to help you. Can you please share your planned dates?

USER: My planned dates are from 05/07 to 05/09.

ASSISTANT: May I know your budget limit?

USER: I can afford upto 5000.

ASSISTANT: Please mention your boarding and landing points?

USER: My boarding is at Dallas, TX-DFW and landing is at Philadelphia, PA-PHL.

ASSISTANT: Thank you for providing the details.

USER: Ok.

ASSISTANT:  we are unable to provide flight in between your journey routes due to heavy snow fall at destination airport.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for approaching us.