You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to visit ORD for business meeting on April. Can you help me to find a flight?

ASSISTANT: Sure, can I know your travelling dates?

USER: My travel dates are 04/21 and 04/23.

ASSISTANT: Ok, could you tell me your travelling airport codes?

USER: My travel airport codes from BOS to ORD.

ASSISTANT: I have found a flight for you with a price of 200 and a connection of 0. Can I proceed with bookin?

USER: But I need flight with 1 connection, can you check once.

ASSISTANT: Sorry for the inconvenience. There is no flight found with connection 1.

USER: It's ok, no issues. Thanks for your valuable information.

ASSISTANT: Can I know your name for documentation purpose?

USER: I am Barbara Carter.

ASSISTANT: Thank you for your details.