You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name please?

USER: I am Samuel Moore.

ASSISTANT: How can I provide assistance to you?

USER: I want to book a flight ticket with a single connection. Could you help me in flight booking?

ASSISTANT: Sure, I am here to help you. Please share me your airport codes?

USER: I am planning to do shopping in Pike Place Market in WA - SEA and my origin from IL - ORD.

ASSISTANT: May I know your preferable dates?

USER: Sure, my travelling date on 08/27 and return on 08/29. My price limit is 1000.

ASSISTANT: Do you have any other specifications?

USER: I need a single connection.

ASSISTANT: I am sorry to say there are no flights.

USER: No problem. Thank you, for your service.

ASSISTANT: Thank you for connecting with us, have a good day.