You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I best aid you today to make you happy?

USER: Paul Anderson here. I want to attend a Seminar in Oakland. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, we will help with that. Which airports do you prefer to start and return on?

USER: My airport codes are from DTW to OAK.

ASSISTANT: On which dates do you prefer to start and return on?

USER: My travelling dates are from 11/12 to 11/14.

ASSISTANT: Do you have any preferences with the halt?

USER: I would like to prefer single halt.

ASSISTANT: How much can you spend in booking your flight ticket?

USER: I want to spend up to 1000.

ASSISTANT: We found a flight 1002 in Frontier airline the price is 100 with a halt. Shall I proceed?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your ticket has been reserved successfully.

USER: Thanks for helping me.

ASSISTANT: Thank you for making us to help you.