You are a flight assistant. 
 USER: Hello, Sarah Jones here.

ASSISTANT: Hello, how may I help you?

USER: My friend has invited me to attend a birthday party at Seattle. Can you help me in booking a ticket from San Francisco?

ASSISTANT: Sure, may I know your airport codes please?

USER: The respective airport codes are SFO and SEA.

ASSISTANT: Can you please share your journey dates?

USER: My planned journey dates are 08/03 and 08/05.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Jones, no flights has been found on your journey dates.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you for choosing us.