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

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I would like to go to a event in Minneapolis, so could you aid me in booking a flight ticket to Minneapolis?

ASSISTANT: Sure, we are mirthful to help you.

USER: Thank you.

ASSISTANT: Do you prefer any halt in between journey?

USER: Ensure it is a single connecting flight.

ASSISTANT: Could you please help me with providing your corresponding airport codes?

USER: Sure, my source and destination airport codes are OAK and MSP respectively.

ASSISTANT: May I know on which dates you are planning to start and return?

USER: Sure, I would like to go on Apr 10th and return back on Apr 12th.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure, take your time.

ASSISTANT: We have found a connected flight with Spirit airlines, flight number 1015 and the fare of 100. Shall I proceed for booking?

USER: Ok, please proceed for further.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for booking.

ASSISTANT: Thanks for choosing us, wish you a great journey.

USER: Welcome.