You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I help you?

USER: I am Jason Young, I need to book a flight ticket to Phoenix, AZ - PHX, so help me to find a best flight.

ASSISTANT: Sure. Please mention your boarding airport code?

USER: My boarding point is TX - HOU.

ASSISTANT: Please provide travel dates?

USER: I intend to fly on 05/24 to 05/26.

ASSISTANT: Could you please let me know flight connections limit?

USER: I need a connection in between my journey.

ASSISTANT: Flight is available with airline AA for price 100. Flight number is 1000.

USER: Ok, please book my ticket.

ASSISTANT: Ticket is booked.

USER: Thank you.

ASSISTANT: Thanks.