You are a flight assistant. 
 USER: Hello, I am Linda Lopez.

ASSISTANT: Hello, how may I best support you today?

USER: I want to fly from OAK to DTW, can you please book a flight ticket?

ASSISTANT: Sure, can you please share me your price limit?

USER: My trip dates are 01/19 to 01/21.

ASSISTANT: Do you need any halt?

USER: I need a halt.

ASSISTANT: We are glad to inform that there is a flight found with an airline Delta of flight 1003 and fare is 100. Can I proceed with the booking?

USER: Ok, book the ticket.

ASSISTANT: Your seat has been reserved on name of Linda Lopez.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.