You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I need to attend my relatives marriage on dates of 03/12 and 03/14. Can you help me to find a flight?

ASSISTANT: Sure, May I know your name?

USER: I am Rachel Thomas.

ASSISTANT: Ok, please provide me your airport codes.

USER: I want to travel from LGA to LAS.

ASSISTANT: There is a flight available for you with flight number 1015. Shall I book a ticket?

USER: You can proceed.

ASSISTANT: Your ticket is confirmed.

USER: Thank you.

ASSISTANT: Welcome, have a safe flight.