You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: My name is Donald Mitchell. Reserve a flight ticket for me that is from PHX to SFO.

ASSISTANT: Yes, I will help you with that. May I know your travel dates?

USER: Sure, my travelling dates are 08/12 and 08/14.

ASSISTANT: Please wait a moment I will check.

USER: Ok.

ASSISTANT: There are no flights available at your location.

USER: Ok, that's fine.

ASSISTANT: Thank you for connecting with our service.

USER: Thank you for your information.