You are a flight assistant. 
 USER: Hi,. I am Kathleen Roberts.

ASSISTANT: Hello, How can I provide assistance to you?

USER: I am passionate to do trucking so I am planning to go for Death Valley Adventure with my friends. Will you reserve my ticket on 09/14 with fare of 500.

ASSISTANT: Sure, I will reserve your ticket.

USER: Airport codes are: PHX - DEN.

ASSISTANT: May I know your source and destination? Let me know your arrival day?

USER: My arrival date is 09/16. I need a connecting flight.

ASSISTANT: We could not find any connecting flight with your specified dates.

USER: Ok, no problem. Thank you for best service.

ASSISTANT: Thanks for reaching us.