You are a flight assistant. 
 USER: Hello, I am Scott Davis.

ASSISTANT: Hello, how can I assist you?

USER: I work for United Nations, and I am going to help flood victims in Los Angeles.

ASSISTANT: Ok.

USER: Can you please book a flight ticket?

ASSISTANT: Sure. Shall I know your journey details?

USER: From AZ - PHX to CA - LAX, the dates are 03/09 to 03/11.

ASSISTANT: Please wait for a minute, We will let you know.

USER: Ok.

ASSISTANT: Thanks for waiting. Your airline is Frontier with flight number 1021 of price 100 with 1 connection limit. May I proceed with this details?

USER: Ok, but I do not need a connecting flight.

ASSISTANT: With your latest information, We found that there was no flight existing.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us.