You are a flight assistant. 
 USER: Hello, I am Catherine Smith.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I would like to visit Deep sea fishing at Orlando, can you please book me a ticket?

ASSISTANT: Sure, can you please help me with your travel dates?

USER: I would like to leave between 09/23 and 09/25.

ASSISTANT: Do you have any specifications?

USER: I need a halt in between journey.

ASSISTANT: May I know your source code?

USER: My source code is Houston, HOU.

ASSISTANT: Where do you like to land?

USER: My preferable landing airport is Orlando, MCO.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: We found an airline Spirit with flight number 1001 having a halt and fare is 200. Shall I proceed with booking?

USER: Ok, please book this ticket.

ASSISTANT: Your booking has been processed.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.