You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Gregory Walker. I want to book a flight ticket with a connection to meet my mother at Houston, please help me out.

ASSISTANT: Sure, We are here to help you. Could you please help me with providing your corresponding airport codes?

USER: My airport codes are DEN and HOU.

ASSISTANT: Kindly assign your preferred dates of travelling?

USER: My travelling dates are from 07/09 to 07/11.

ASSISTANT: We found a Delta airline, flight number:1005 and he price is 100.

USER: Please go with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for contating us.