You are a flight assistant. 
 USER: Hello, I am Angela Smith.

ASSISTANT: Hello, how may I serve you the best?

USER: As my friends were going for Goldenwest beer tour, I also want to join them.So, can you book a flight ticket to Oakland, OAK?

ASSISTANT: Sure, from which airport you need to reserve the ticket?

USER: I want to board from Orlando, MCO.

ASSISTANT: Do you have planned any budget for this reservation?

USER: My price limit is 5000.

ASSISTANT: Ok, what are your trip dates?

USER: My depart is on 12/26 and return is on 12/28.

ASSISTANT: Let me check the availability and I will revert to you.

USER: Sure.

ASSISTANT: Angela Smith, you have Frontier airline at a price 200 with a flag stop. Flight number is 1014.

USER: You an confirm this flight.

ASSISTANT: Your reservation is done successfully.

USER: Thank you for being my helping hand.

ASSISTANT: Thank you for making us to serve you.