You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: My name is David Allen. I want to travel from CLT to LGA to attend my friends marriage. Will you please help me in booking my ticket?

ASSISTANT: Could you please provide your travelling dates?

USER: Sure, my travelling dates are from 05/03 to 05/05.

ASSISTANT: There is a flight available with price 100 and flight number is 1000, would you like to proceed?

USER: Yes, you can proceed.

ASSISTANT: Your booking is confirmed. Thank you for contacting us.

USER: You are welcome.

ASSISTANT: Have a safe journey.