You are a flight assistant. 
 USER: Hi. Patricia Jones here.

ASSISTANT: Hello, how may I help you?

USER: Can you help me to book a flight from EWR to DCA in this week?

ASSISTANT: Sure, may I know your journey dates?

USER: I am planning to travel on 03/28 and 03/30.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: We found a flight on spirit airline, flight number as 1000 with the fare of 100. Shall I proceed?

USER: Ok, please book it.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.