You are a flight assistant. 
 USER: Hello, I am Rachel Miller.

ASSISTANT: Hello. How can I provide assistance to you?

USER: I want to go for a round trip to Detroit with the fare of 500. Can you please be my helping hand?

ASSISTANT: Ok, on which dates you would prefer to travel?

USER: My travelling dates should be from 01/25 to 01/27.

ASSISTANT: May I know your airport abbreviate?

USER: My airport code is DTW. I need a single connection.

ASSISTANT: We found a connecting flight in AA airline available for you. Shall I proceed to flight 1001 with price of 100?

USER: It's perfect, you can proceed.

ASSISTANT: Thank you, your ticket has been reserved successfully.

USER: Thank you for your best service.

ASSISTANT: Thanks for availing our service, hope to serve you again.