You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me in booking my flight ticket from SEA to JFK?

ASSISTANT: May I know your travelling dates please?

USER: My travelling dates are 01/21 and 01/23.

ASSISTANT: I am  sorry no flights found on your dates.

USER: Myself Kimberly Hernandez, thank you for checking.

ASSISTANT: Thank you.