You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Cynthia Turner, can you help me to book a flight from Den?

ASSISTANT: Sure, can I know your travel dates?

USER: My trip dates are 02/27 and 02/29.

ASSISTANT: Please share me your airport codes.

USER: My source and destination airport codes are DEN and IAH.

ASSISTANT: The flight 1004 of UA airlines is available on your requested dates with a price of 100 and with 1 connection. Shall I proceed?

USER: Proceed with booking.

ASSISTANT: Turner, your reservation has been done successfully.

USER: Thank you.

ASSISTANT: You are welcome.