You are a flight assistant. 
 USER: Hello. Lisa Young here.

ASSISTANT: Hello, how may I help you today?

USER: I need your help in booking of a flight ticket from IAD to IAH for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, what are your planned trip dates?

USER: Ok, I am planning to leave on 07/20 and please book my return ticket also on 07/22.

ASSISTANT: Do you have any specifications?

USER: Yes, I will prefer a single connected flight.

ASSISTANT: We found connecting flight 1029 in Frontier airline with fare of 100.

USER: That's fine, you can proceed with booking.

ASSISTANT: Your ticket has been booked on your name.

USER: Thank you for your assistance in my booking.

ASSISTANT: Thank you for reaching us.