You are a flight assistant. 
 USER: Hello, David Roberts here.

ASSISTANT: Hello, how can I help you today?

USER: I have to attend my grand father funeral memory. can you please help me to book a ticket from DTW to PHL?

ASSISTANT: Sure, when are you willing to travel?

USER: My journey dates will be on 09/23 to 09/25.

ASSISTANT: Ok, any other requirements?

USER: I need a connecting flight.

ASSISTANT: Ok, flight- 1027, airline- Spirit, price- 100 matches your requested details.

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.