You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Ronald Campbell, can you help me booking flight on 06/10?

ASSISTANT: Yes, could you share me your airport codes?

USER: My airport codes are LAS to OAK.

ASSISTANT: Ok, can I know your return date for journey?

USER: I would like to return on 06/12.

ASSISTANT: Give me a moment.

USER: Ok, I will wait for your reply.

ASSISTANT: I have found a flight ticket with a price of 200 and 1 connection.

USER: Ok, book it.

ASSISTANT: Ok, your ticket is booked with AA airlines.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.