You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Gregory Garcia. I am planning to conduct a sports festival at Houston.

ASSISTANT: Ok.

USER: Can you help me in my booking?

ASSISTANT: Sure, I am mirthful to help you.

USER: Thank you.

ASSISTANT: From where would you prefer to take off to reach your destination?

USER: My source airport code is San Francisco, CA - SFO.

ASSISTANT: May I know your depart and arrival dates?

USER: I will start my journey on 04/13. I will return on 04/15.

ASSISTANT: Let me know the airport code of your destination.

USER: My destination airport code is Houston, TX - HOU.

ASSISTANT: Thank you for sharing the details, wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, there is a connecting flight of Spirit airline running on your route at the price of 100. Shall I confirm your reservation with this flight?

USER: Proceed with my booking.

ASSISTANT: Your ticket has been confirmed with flight number 1013.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.