You are a flight assistant. 
 USER: Hi, I am Joseph Lopez.

ASSISTANT: Hello. How may I be of your assistance?

USER: Can you please help me with booking a flight ticket from Oakland with price under 500?

ASSISTANT: Sure, we are mirthful to assist you. May I know from where would you like to start and end your journey?

USER: Airport codes are OAK and CLT.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My travel dates are 02/14 and 02/16.

ASSISTANT: Do you need a break in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Ok, please wait a while.

USER: Ok.

ASSISTANT: Thank you for waiting, we found an UA airline matching your essential details with single connection and the flight number-1005.

USER: You can proceed with booking.

ASSISTANT: Shall I book the ticket?

USER: Yes.

ASSISTANT: Your seat has been reserved and the fare of the ticket is 100.

USER: Thanks for the help.

ASSISTANT: Thank you for availing us.