You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I am Brain Gonzalez want to give a surprise to my mom on her birthday. Can you be  my helping hand in booking a ticket from Denver to Los Angeles.

ASSISTANT: Sure, we are here to help you. Could you please provide me your travelling details?

USER: Airport codes are CO- DEN to CA-LAX.

ASSISTANT: May I know your journey dates?

USER: I want to leave on june/11 and return on june/13. Please make sure that the price should not be 500 with a single connection.

ASSISTANT: We are happy to inform you that there is a flight found on your information.

USER: OK, please provide me flight details?

ASSISTANT: Flight details are Flight number:1008, airline: Hawaiian with price limit 200 and one connection. Shall I proceed for booking?

USER: OK, confirm my booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your srvice.

ASSISTANT: Thank you.