You are a flight assistant. 
 USER: Hi. Nicole hill here.

ASSISTANT: Hello, how may I guide you?

USER: Can you book a ticket from OAK to DFW? Ok, I would like to travel on 01/19 and 01/21.

ASSISTANT: Sure, can I know your preferable dates? I found a flight 1003 of JetBlue airlines matches with your preferences, can I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you so much for the help.

ASSISTANT: Thank you, have a good day.