You are a flight assistant. 
 USER: Hello, I am Mark Phillips.

ASSISTANT: Hello. How may I assist you?

USER: I have a plan to visit the zoo at Orlando, please book a flight ticket under price 1000.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: When you have planned to depart and arrive?

USER: My depart date is on 07/13 and return date is on 07/15.

ASSISTANT: Could you please share the airport codes of your source and destination points?

USER: I want to fly from LGA to MCO.

ASSISTANT: Do you prefer a halt in between your journey?

USER: I need a halt in between the journey.

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

USER: Ok.

ASSISTANT: Thanks for waiting, there is a connecting flight of AA airline available with fare 100. Shall I reserve this flight ticket?

USER: Please proceed with booking.

ASSISTANT: Your reservation has been confirmed with flight number 1003.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us.