You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please make a reservation in business class?

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: My journey dates are on May 9th and 11th.

ASSISTANT: Ok, please share me your travelling airport codes.

USER: My airport codes are, ORD to DCA.

ASSISTANT: Ok, do you have any specifications?

USER: I need a connection in between journey.

ASSISTANT: May I know your name?

USER: My name is Amy Clark.

ASSISTANT: Sorry, no flight found.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.