You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Christopher Martinez, can you help me to book a flight?

ASSISTANT: Can I know your travel details?

USER: I would like to travel from IAH to DEN. My travelling dates are 08/12 and 08/14.

ASSISTANT: Give  me a minute.

USER: 200 and 1 are my price and connections limits.

ASSISTANT: The flight 1024 of UA airlines perfectly matches with your request. Shall I book the ticket?

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Welcome.