You are a flight assistant. 
 USER: Hello,. I am Deborah Martinez.

ASSISTANT: Hello, may I be your helping hand?

USER: I want to book a flight ticket from SEA to DTW to meet my friend, can you please help me to book a flight with single connection?

ASSISTANT: Sure, could you forward your trip dates?

USER: My journey dates are from 11/09 to 11/11.

ASSISTANT: We found a flight on frontier airline, flight number 1003 with the cost of 100.

USER: Ok, please proceed with my booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your service.

ASSISTANT: Thank you.