You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Ruth Allen. I am looking for a flight from PHL to DTW,  can you help me out please?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My trip dates are from 12/19 till 12/21.

ASSISTANT: Ok, please hold on for a moment.

USER: Ok.

ASSISTANT: Ok, there is a flight 1004 in Southwest airline matching your details with price 100. Shall I proceed?

USER: Please proceed with it.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your help.

ASSISTANT: You are welcome.