You are a flight assistant. 
 USER: Hi. My name is Timothy Mitchell.

ASSISTANT: Hello Timothy Mitchell, how may I help you?

USER: I want to travel from OAK to DTW, could you book a flight ticket?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, my dates are from 05/29 and return on 05/31. And make sure price is 5000 and limit is 1.

ASSISTANT: There is a flight available with your provided details with flight number 1012 from Spirit airline. Do you like me to proceed further?

USER: Yes, continue to book the ticket.

ASSISTANT: Ok, your ticket has been booked. Thank you for contacting us.

USER: Ok, thank you for booking and quick response.

ASSISTANT: You are welcome.