You are a flight assistant. 
 USER: Hello, I am Amy Martin.

ASSISTANT: Hello, how may I guide you today?

USER: I want to book a flight ticket to Detroit as I want to meet my best friend. Please help me with a direct flight.

ASSISTANT: Sure, we are here to help you for booking. May I know your journey dates?

USER: My travelling dates are from 06/03 to 06/05.

ASSISTANT: Ok, let me know your airport codes.

USER: I want to fly from Ca- SFO to MI- DTW.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thanks for being patient, we found a flight in 1009 Delta airline with a fare of 200.

USER: Please go with booking.

ASSISTANT: Ok, the ticket has been confirmed with a halt.

USER: Thank you.

ASSISTANT: Thank you for opting us.