You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Christopher Gonzalez.

ASSISTANT: How can I assist you today?

USER: I am looking to book a flight from CLT to OAk to meet my friend, can you help me for booking a flight ticket?

ASSISTANT: Sure, I will help you in booking. Can you please share your travel dates?

USER: My travelling dates are 10/15 and 10/17.

ASSISTANT: Flight 1015 in UA airlines is available for you with 1 connection and price is 100. Can I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe journey.