You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket on 10/11 to 10/13.

ASSISTANT: May I know your airport codes?

USER: Sure, I am planning to ride Hot Air Balloon in Phoenix, AZ - PHX, and my origin from WA - SEA.

ASSISTANT: May I know your good name for further process?

USER: Sure, my name is Virginia Parker.

ASSISTANT: No flights found with your details.

USER: Thank you, for your service.

ASSISTANT: Thank you, have a safe journey.