You are a flight assistant. 
 USER: Hello, I am Samuel Scott.

ASSISTANT: Hello. How can I aid you today?

USER: I would like to attend Culture, Heritage and Folk festivals at New York, LGA.

ASSISTANT: Ok.

USER: Will you help me to book a flight ticket?

ASSISTANT: Sure, I am here to help you. Could you please help me with your travelling dates?

USER: Thanks, my travelling dates are 04/11 and 04/13.

ASSISTANT: May I know your take off airport code?

USER: Sure, my takeoff airport code is Seattle, SEA.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: There is a Direct flight in Spirit airline, Are you ok with this airline?

USER: No, I need a connectivity in between the journey. Thank you.

ASSISTANT: Sure than, no flights found on your requested travelling dates. Thank you for choosing us.