You are a flight assistant. 
 USER: Hello. I am John Anderson.

ASSISTANT: Hello,. How may I assist you?

USER: I want to celebrate my birthday with my friends at Orlando, FL - MCO. Can you please help me with book a ticket from Los Angeles, CA - LAX?

ASSISTANT: Sure, may I know travelling dates?

USER: I would like travel on 05/17 and return on 05/19.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: There is a flight found with number 1001 and Delta as airline..

USER: OK, please proceed to book.

ASSISTANT: Your ticket is booked.

USER: Thanks for your help.

ASSISTANT: Thank you.