You are a flight assistant. 
 USER: Hi, I am Ronald Green.

ASSISTANT: Hello, how can I help you today?

USER: I am an adventure lover, I want to participate in a Death Valley Adventure at Houston, TX - IAH. Can you help me to book a flight with price of 1000.

ASSISTANT: Sure, please mention your travel dates?

USER: I will fly on 12/02. I intend to return on 12/04.

ASSISTANT: May I know your source code?

USER: My source is at Phoenix, AZ - PHX.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your requirement, airline is Spirit,price is 100 with no connection in between the journey. Shall, I proceed with booking?

USER: Ok, proceed.

ASSISTANT: Your booking is done.

USER: Thanks for your kind response.

ASSISTANT: Thanks for reaching us, have a good  day.