You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me to book the flight ticket from SEA to DTW?

ASSISTANT: Sure, can you share me your travelling dates?

USER: I have to start my journey on 12/11 and return on 12/13.

ASSISTANT: May I know your name?

USER: My name is Sandra Clark.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found Spirit airline with connecting flight and number 1024 fare of 100. Shall I proceed for booking?

USER: That's fine for me, you can book the ticket.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you very much for your help.

ASSISTANT: Thanks for choosing us.