You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How can I serve you?

USER: I am planning to visit my cousin's home to attend a birthday party. Can you please help me out to book a ticket?

ASSISTANT: Sure, I am gleeful to help you.

USER: Thanks.

ASSISTANT: Please provide your travel dates?

USER: OK, my travelling dates are 07/02 and 07/04.

ASSISTANT: May I know your airport abbreviates?

USER: My source airport is New York, NY - JKF.

ASSISTANT: Ok.

USER: My destination airport is Detroit, MI - DTW.

ASSISTANT: Can you please cross check your departure airport code?

USER: My departure airport code is NY - JFK.

ASSISTANT: Do you have any other specifications to be met?

USER: I need a single connection with a fare of 200.

ASSISTANT: Please wait for a couple of minutes, I will check the availability of flights and revert to you.

USER: Ok.

ASSISTANT: Sorry, we did not find any flights running to your preferable locations.

USER: OK, no problem.

ASSISTANT: May I know your name?

USER: Thank you. My name is Andrew Miller.

ASSISTANT: Thanks for opting us.