You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Laura Mitchell here.

ASSISTANT: Yes, Laura.

USER: Can you please reserve me a seat in any airline from 12/04 to 12/06?

ASSISTANT: Sure, please provide me your airport codes.

USER: Sure, my airport codes are from DTW to OAK.

ASSISTANT: Delta airlines is having a flight on that route with travel charge of 100, shall I proceed for booking?

USER:  Ok, please confirm my reservation.

ASSISTANT: Your ticket has been booked with flight-1005, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.