You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you please help me to book a flight from SEA to EWR?

ASSISTANT: Sure, please provide me your journey dates.

USER: My depart date is May 4th and return date is May 6th.

ASSISTANT: Ok, do you need any preference in connection?

USER: I prefer to travel with a direct flight.

ASSISTANT: Sorry to inform you that there is no direct flight available on your route.

USER: No problem, I will find an alternative to travel.

ASSISTANT: May I know your name please for documentation purpose?

USER: My name is Shirley Harris.

ASSISTANT: Thank you for reaching us.