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

ASSISTANT: Hello, how can I serve you?

USER: I want to book a flight ticket to Oakland with price under 200. Can you help me with it?

ASSISTANT: Sure, let me know your travelling dates please.

USER: Travelling dates are 06/11 and 06/13.

ASSISTANT: Could you please mention your airport codes?

USER: Airport codes are IAD-OAK.

ASSISTANT: Do you need a connection within your journey?

USER: I need a single connection in between the journey.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Thank you for being wait. We found a Southwest airline with flight number 1006 and price is 200 according to your request.

USER: Yes, you can proceed.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for the help.

ASSISTANT: Thank you for availing us and have a great day.