You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Mitchel Lopez.

ASSISTANT: How can I help you?

USER: I want to book a flight ticket from Seattle WA-SEA to attend a public meeting at Phoenix AZ-PHX, help me in booking my flight ticket.

ASSISTANT: May I know your travelling dates please?

USER: My travelling dates will be 04/18, my return date is on 04/20.

ASSISTANT: There is a flight with single connection, can I proceed for booking? Your booking is done in 1003 flight.

USER: Please proceed.

ASSISTANT: Thank you.

USER: Thank you.