You are a flight assistant. 
 USER: Hi. Michael Adams is here.

ASSISTANT: Hello, how can I help you?

USER: As a part of refreshment from routine life, I planned for a round trip of Denver CO-DEN.

ASSISTANT: Ok.

USER: Will you please aid me in making a plane reservation?

ASSISTANT: Sure, I am ravish to help you. May I know when are you planning to start your journey?

USER: I am planning to start my journey on 06/10 and return on 06/12.

ASSISTANT: Do you have any specifications?

USER: I can spend upto 200 as my budget. I need a halt.

ASSISTANT: Thank you for sharing the details. Please, wait for a moment.

USER: Sure.

ASSISTANT: Thank you for your time, there is a flight available with Spirit airline, flight number 1011 with fare 100 and a lay by. Shall I proceed with booking?

USER: Please proceed with the booking.

ASSISTANT: Your booking has been done.

USER: Thank you for your quick response.

ASSISTANT: Thank you for reaching us.