You are a flight assistant. 
 USER: Hello, I am Elizabeth Williams.

ASSISTANT: Hello, how can I assist you?

USER: I need to fly Oakland, could you please help me in booking my flight ticket from BOS to OAK?

ASSISTANT: Sure, when are you planning to travel?

USER: My planned trip dates 01/16 and 01/18.

ASSISTANT: Let me know your specifications?

USER: I need a halt in my journey. And my price limit is 200.

ASSISTANT: Frontier airlines with single connection and price is 100 of 1011 flight.

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you.