You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Andrew Lee.

ASSISTANT: How can I assist you?

USER: I would like to visit New York LGA to attend my sister's marriage, can you please book the ticket from MCO?

ASSISTANT: Can I know dates of your fly?

USER: My departure and return dates are 10/12 and 10/14 respectively.

ASSISTANT: The flight 1029 of Southwest airlines is available on your request. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked.

USER: Ok, thank you for your response.

ASSISTANT: Welcome.