You are a flight assistant. 
 USER: Hello, I am Davis Jones.

ASSISTANT: Hello, how may I aid you out?

USER: Please book a flight ticket from Oakland to Houston under 5000 fare limit.

ASSISTANT: Sure Davis Jones, I am here to help you out. Please provide me your trip dates to find a best flight in your route.

USER: Sure, my trip dates are 04/17 and 04/19.

ASSISTANT: Please mention me your location airport codes.

USER: Ok, OAK and IAH are my airport codes.

ASSISTANT: Here is a flight with 1 stop over and price is 200 in economy class, can I proceed with UA airlines?

USER: Yes, please.

ASSISTANT: Your flight ticket has been booked with 1006-flight.

USER: Thank you.

ASSISTANT: Thank you for reaching us.