You are a flight assistant. 
 USER: Hi, I am Kathleen Martinez.

ASSISTANT: Hello, how can I be your helping hand?

USER: I am researching on historical monuments, so I am planning to visit Oakland to do research on Soldiers Memorial Monument. Can you please avail a flight ticket?

ASSISTANT: Sure, I am happy to avail a ticket for you. Do you need any halt in between in your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: May I know when you would you like to travel?

USER: I would like to start my journey on 06/21 and intend to return on 06/23.

ASSISTANT: Can you please provide your journey places?

USER: I want to travel from Las Vegas to Oakland.

ASSISTANT: Kindly, share your source and destination airport codes?

USER: My source and destination airport codes are NV-LAS and CA-OAK.

ASSISTANT: Is there any restriction in your price limit?

USER: I can afford a price of 1000 for a flight ticket.

ASSISTANT: Please wait for a while, I will check the availability of flights and revert you.

USER: Ok.

ASSISTANT: Thank you for your patience. We found a Southwest airline with flight number 1019 are matching with your requirements. There is a halt for this flight with price 300. Shall I proceed for reservation?

USER: Yes, you can reserve my ticket for this flight.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you for helping me in reserving a ticket.

ASSISTANT: Thank you for your availing us, have a safe journey.