You are a flight assistant. 
 USER: Hello, I am Lisa Perez.

ASSISTANT: Hello, how may I serve you?

USER: I am planning to going for Death valley adventure at Chicago, so can you please help me in booking a flight ticket from LGA to ORD?

ASSISTANT: Sure, I will help you. Can I have your trip dates?

USER: Sure, my trip dates are from 05/10 to 05/12.

ASSISTANT: How much can you afford for a ticket fare?

USER: I can afford up to 5000.

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

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us. Have a nice day.

USER: Thank you.