You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Charles Hernandez.

ASSISTANT: How can I aid you today?

USER: I would like to conduct a beer festival at Denver. So, Please help me in my booking.

ASSISTANT: Sure, I am euphoric to help you.

USER: Thank you.

ASSISTANT: Could you please share your starting date of journey?

USER: I will start my journey on 08/23 to Denver.

ASSISTANT: Let me know your selected airport codes to check the flights.

USER: My source airport code is Boston, MA - BOS. My destination airport code is Denver, CO - DEN.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I need a flight with layover.

ASSISTANT: When you will catch the return flight?

USER: I will return on 08/25.

ASSISTANT: Please, hold on.

USER: Sure, take your time.

ASSISTANT: There is a flight with airline: UA, flight number:1005, price 100, 1 connection. Shall I proceed?

USER: Proceed with my booking.

ASSISTANT: Your reservation has been done.

USER: Thank you for your assistance, you made my booking ease.

ASSISTANT: Thank you, have a nice day.