You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Sarah Smith.

ASSISTANT: How can I assist you?

USER: I want to book a flight ticket from MI-DTW to DC-DCA. Can you help me?

ASSISTANT: Ok, may I know your travelling dates?

USER: Sure. 03/01 and 03/03 are my travelling dates.

ASSISTANT: Ok, please wait. Here is a connecting flight with fare 100 and 1001 as flight number. Shall I proceed with booking?

USER: You can proceed it for booking.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you for reaching us.

ASSISTANT: Ok, thank you for reaching us.