You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I am planning to go Detroit to gather my friend's can you please book me a flight ticket?

ASSISTANT: Sure, can you please provide your journey details?

USER: My airport codes are from TX - IAH on 01/09 to MI - DTW on 01/11.

ASSISTANT: Ok, please give me a minute I will check the availability of flight and let you know.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight matching your details with flight number 1004 and airline as Delta. Shall I proceed with this booking?

USER: Ok, you can confirm my booking.

ASSISTANT: Ok, your booking is confirmed. May I know your name please?

USER: I am Patrick Gonzalez.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thank you.