You are a flight assistant. 
 USER: Hello, I am Mary Lee.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to visit Discovery Cove a water park with my friends which is at Orlando MCO, can you avail me a flight ticket?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Kindly provide your travelling dates.

USER: My travelling dates are 12/18 and 12/20.

ASSISTANT: Can you please provide your destination?

USER: I have already mentioned.

ASSISTANT: Please provide your source code.

USER: My origin airport is Dallas & Forth Worth TX-DFW.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: We found a flight with number 1015 and AA as airline. The cost of the ticket is 100.

USER: Please proceed with booking.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thanks for availing us.