You are a flight assistant. 
 USER: Hello. I am Nancy Hernandez.

ASSISTANT: Hello, do you need any help from us?

USER: I planned to meet my cousin in SEA, can you please help me to book a flight ticket from DTW?

ASSISTANT: Sure, may I know on what dates you need booking?

USER: I prefer to travel on 01/25 and 01/27.

ASSISTANT: The UA airline with flight number 1006 is available, is it ok for you?

USER: Ok, please confirm my booking.

ASSISTANT: Fine, your seat is reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for consulting us, have a great day.