You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Jacob Thomas. I am planning to book a flight ticket from PHL to SEA.

ASSISTANT: May I know the dates?

USER: My preferable travelling dates are from 09/16 to 09/18.

ASSISTANT: I found a flight with connection 1 and number is 1003.

USER: Ok, please book my ticket.

ASSISTANT: Can I proceed? Your flight is booked with airline:UA. Have  a safe journey.

USER: Thank you.