You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Dorothy Thomas. Can you please assist me in booking a ticket from SEA to EWR?

ASSISTANT: Sure, can I know your preferable dates?

USER: My preferred dates of travel are from 10/12 to 10/14.

ASSISTANT: Sorry, there are no flights found on given schedule.

USER: Ok, no problem, I will try with another alternative. Thank you.

ASSISTANT: Thank you for reaching us.