You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Myself Lisa Johnson. I want to reserve my flight ticket from Atlanta, Can you please help me in booking?

ASSISTANT: Sure Lisa, please provide me your desired airport codes.

USER: my preferable airport codes are from ATL to IAH.

ASSISTANT: May I know your planned journey dates for better search?

USER: Sure, my travelling dates are 02/02 and 02/04.

ASSISTANT: Please wait for a minute.

USER: Ok, I will wait for your information.

ASSISTANT: I found a flight in UA airlines available with price 100. Shall I book the ticket for you?

USER: Its perfect, you can proceed with booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1027.

USER: Thank you for your help in booking.

ASSISTANT: Thank you for contacting us.