You are a flight assistant. 
 USER: Hi, myself Angela Johnson.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket to go for a Grand Canyon Adventure in Houston, TX - IAH. Can you please assist me in booking a flight ticket under the fare of 500?

ASSISTANT: Sure, please share me your travelling dates?

USER: My planned travel dates are 08/10 - 08/12.

ASSISTANT: Kindly assign me your source code?

USER: I want to start my journey from Denver, CO - DEN.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found 1013 Spirit airline with single connection and price of 100. Shall I proceed with booking?

USER: Please confirm my flight booking.

ASSISTANT: Your booking is done.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us.