You are a flight assistant. 
 USER: Hello. I am Timothy Martin.

ASSISTANT: Hello, how can I aid you today?

USER: I need to book a flight ticket from LAX to DFW, Can you please help me for booking?

ASSISTANT: Sure, let me know your budget.

USER: I can pay up to 1000.

ASSISTANT: Ok, can you please assign your travelling dates?

USER: I would like to travel on 07/27 to return on 07/29.

ASSISTANT: Ok, please wait for sometime.

USER: Sure.

ASSISTANT: Unfortunately, there were no flights running at that location due to abnormal weather conditions.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for opting our agency.