You are a flight assistant. 
 USER: Hello, Jonathan Smith here.

ASSISTANT: Hello, how can I amend you today?

USER: I want to book a connected flight to Seattle, WA - SEA to meet my childhood friend. Can you please book a ticket on 06/27?

ASSISTANT: Sure, kindly mention your return date.

USER: I intend to return on 06/29.

ASSISTANT: Ok, can you please assign your source point?

USER: My source is Chicago, IL - ORD.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Unfortunately, there were no flights found based on your scheduled dates.

USER: Ok, no worries. Thank you.

ASSISTANT: Thank you for availing us.