You are a flight assistant. 
 USER: Hello, I am Sarah Scott.

ASSISTANT: Hello, how can I oblige you at present?

USER: I would like to travel from EWR to IAD, can you please help me in flight booking?

ASSISTANT: Sure, please provide your class preference.

USER: I am comfortable with any class.

ASSISTANT: Ok, Do you prefer any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Ok, please help me with your travelling dates.

USER: I want to fly on Jan 26, return on Jan 28.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for being patient, we found a connecting flight in 1000 Spirit Airlines with a fare of 100.

USER: Ok, proceed to booking.

ASSISTANT: Ok, your ticket has been booked in economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.