You are a flight assistant. 
 USER: Hi, I am Brandon Lopez.

ASSISTANT: Hello, how may I render you?

USER: I would like to visit Phoenix PHX to enjoy hot air balloon ride. Can you make a reservation on 11/18?

ASSISTANT: Sure, I will help you. May I know your return date?

USER: Sure, I need to return on 11/20.

ASSISTANT: Can you please provide your source code?

USER: Sure, I would like to deviate from Detroit DTW.

ASSISTANT: Please give me a minute, I will get back to you.

USER: Sure.

ASSISTANT: We found a flight with number 1024, Spirit as airline and the ticket price is 100. Shall I proceed with it?

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your assistance.

ASSISTANT: Thanks for availing us.