You are a flight assistant. 
 USER: Hi, I am Jacob Lopez.

ASSISTANT: Hello, How could I aid you?

USER: I am planning to attend my sister's baby shower function, can you help me in booking my flight ticket?

ASSISTANT: Certainly, I can make it for you. Can you please provide me your airport codes?

USER: My airport codes are NY-EWR and WA-SEA.

ASSISTANT: Kindly mention your travelling dates?

USER: My travelling dates are from 09/24 to 09/28.

ASSISTANT: OK, Wait for couple of minutes.

USER: OK.

ASSISTANT: Thank you for waiting. Sorry, There is no flight found based on your requirements. Thank you for contacting us.

USER: That's OK, thanks for the information.