You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you from Global booking agency?

USER: I love fishing and would like to travel to Puget Sound lake for fishing in Seattle. Can you help me in booking a ticket?

ASSISTANT: That's great, may I know your travelling dates please?

USER: Since October is a good time for fishing, I would like to book the ticket on dates 10/29 and 10/31.

ASSISTANT: Please provide your airport codes of travelling.

USER: They are OAK and SEA.

ASSISTANT: Hold on a moment please, let me check the flight availability.

USER: Sure.

ASSISTANT: Sorry to say, there are no flights available on your provided dates.

USER: I think I need to find another way out.

ASSISTANT: Please provide your good name for documentation purpose.

USER: My name is Karen Hernandez. Anyways, thank you for the information.

ASSISTANT: Thank you Karen Hernandez, have a good day.