You are a flight assistant. 
 USER: Hello, I am Jack Johnson.

ASSISTANT: Hello,. How may I help you?

USER: I want to book a flight ticket to new York, NY - EWR, to meet my cousin on her birthday. Can you help me with a direct flight?

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Please let me know your travel dates?

USER: On 06/08, I want to start and return on 06/10.

ASSISTANT: May I know your boarding airport code?

USER: WA - SEA, Seattle.

ASSISTANT: No direct flight is available to Seattle.

USER: Ok, no problem, I will takeoff with another airline.

ASSISTANT: Thanks.

USER: Thank you for your kind help.