You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Melissa Brown.

ASSISTANT: How may I help you today Brown?

USER: I want to go Charlotte to visit Zilker park in the month of July. Can you please help me in flight ticket booking from Denver which is my hometown?

ASSISTANT: Sure, can you mention your nearest airport codes which you are travelling.

USER: Sure, my nearest airport codes are DEN and CLT.

ASSISTANT: Can you please mention your trip dates?

USER: Sure, my trip dates are 07/20 and 07/22.

ASSISTANT: Please wait a moment.

USER: Sure, I will wait for sometime.

ASSISTANT: There is flight available with one connection and the price is 300, can I proceed with the booking?

USER: You may proceed with my booking.

ASSISTANT: Your ticket has been booked with the flight number 1029 and in UA airlines.

USER: Thank you for booking my flight ticket with flight 1029.

ASSISTANT: Thank you for choosing our service. Have a safe journey ahead.