You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Ashley Campbell.

ASSISTANT: How may I help you?

USER: I need to book a ticket from Phoenix, AZ - PHX to Los Angeles, LAX.

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are 10/05 and 10/07.

ASSISTANT: Sorry, no flights were available in your given preferred dates.

USER: Ok, no problem. Thanks for the response.

ASSISTANT: Thank you for reaching us.