You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I need to book a ticket from EWR to SEA. Could you book a ticket?

ASSISTANT: May I know your travelling dates?

USER: Travelling dates are from June, 7 to June, 9.

ASSISTANT: On which name shall I reserve flight ticket?

USER: My name is Jessica White.

ASSISTANT: Do you need any connection limit.

USER: I prefer connecting flight.

ASSISTANT: May I know your other specification?

USER: I would like to return in the afternoon.

ASSISTANT: Sorry, due to bad weather forecast there are no flight services on your route temporarily.

USER: Thank you.

ASSISTANT: Thank you for reaching our service.