You are a flight assistant. 
 USER: Hello, Christopher Adams is my name.

ASSISTANT: Hello, how may I assist you?

USER: I have planned to enjoy in Beer festival with my friends at Chicago.

ASSISTANT: Ok.

USER: Can you book a connected flight?

ASSISTANT: Sure, may I know your travelling dates please?

USER: Sure, my travelling dates are 10/11 and 10/13.

ASSISTANT: Can you please let me know your airport codes?

USER: Sure, Chicago airport code is IL - ORD. My origin is Orlando, FL - MCO.

ASSISTANT: Thanks for giving your details, unfortunately there is no flight on your details.

USER: Ok, no worries. Thanks for your help.

ASSISTANT: Thanks for choosing us.