You are a flight assistant. 
 USER: Hello, my name is Rebecca Rodriguez.

ASSISTANT: Hello, how may I help you?

USER: I am planning to have a round trip from IAD, can you help me to book a flight ticket?

ASSISTANT: Sure, can you please share your price limit?

USER: Sure, I need a flight within the fare of 200.

ASSISTANT: Also provide your journey dates to proceed further.

USER: Yes, my travelling dates will be 02/05 and 02/07.

ASSISTANT: Thank you, we found a flight with number 1011 and airline Frontier at a price of 100 with 1 connection.

USER: That's perfect! Proceed with my booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: Have a nice day.