You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: I would like to visit a Death Valley Adventure at Phoenix, so can you please help me with booking a flight ticket?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned dates of travelling are 04/06 and 04/08.

ASSISTANT: Please provide me your source and destination.

USER: My source is Houston, TX-HOU and destination is Phoenix, AZ-PHX.

ASSISTANT: May I know your good name?

USER: My name is Joseph Hill.

ASSISTANT: Do you have any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, we found an airline: UA, flight number: 1020 with a single connection and price is 200. Shall I proceed to booking?

USER: You can proceed with my booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.