You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How can I amend you today?

USER: I am Stephen Collins, I would like to travel to Phoenix, PHX by flight.

ASSISTANT: Ok.

USER: So, can you please book a ticket from Detroit, MI - DTW?

ASSISTANT: Sure, we are here to aid you. Let me know your dates of travel.

USER: 07/19 and 07/21 are my dates of travel.

ASSISTANT: Thanks for sharing your details.

USER: OK.

ASSISTANT: Your flight number 1009 of UA airline. Connection limit one. Fare of the ticket is 200. Shall I proceed?

USER: All are good, you may please proceed.

ASSISTANT: Your ticket has been confirmed. Thank you for reaching us.

USER: Thanks a lot.