You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Dorothy Turner. I want to book a flight ticket from DTW to PHX, so please help me in booking a flight ticket.

ASSISTANT: Sure, can you share your travelling dates?

USER: I would like to fly on June 29 and return on July 01.

ASSISTANT: There is a connecting flight with number 1019 in airline Delta, the fare is 100. Can I book it?

USER: You can proceed to booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.