You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. May I know your name please?

USER: My name is Steven Robinson.

ASSISTANT: How can I aid you today?

USER: I want to book a flight ticket to Chicago with a direct connection. Can you please help me with it?

ASSISTANT: Sure, I am here to help you. Please provide your trip dates?

USER: Trip dates are 10/02 and 10/04.

ASSISTANT: Kindly mention your airport abbreviates?

USER: Airport codes are SEA-ORD.

ASSISTANT: Ok, please wait for a moment. I will check the availability of flights and get back to you.

USER: Ok.

ASSISTANT: Thank you for waiting, we are sorry to inform you that, there were no flights are available on your mentioned details.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thanks for contacting us. Have a nice day.

USER: Thank you.