You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I want to travel from IAD to ORD. Can you help me to book a flight ticket?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I want to travel in the flight on Aug 11 and Aug 13.

ASSISTANT: Do you need a stopover in between your journey?

USER: I am looking for a connecting flight for this journey.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Do you have any preferable timings to travel?

USER: No.

ASSISTANT: Ok, please wait for a while.

USER: Ok, take your time.

ASSISTANT: We found a connecting flight in Frontier Airlines with flight number 1013 having an economy class. Shall I confirm your booking?

USER: Proceed to booking.

ASSISTANT: On what name should I confirm your ticket?

USER: I am Angela Roberts.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.