You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you for today?

USER: I need to book a flight ticket from HOU to IAD, Can you please help me for booking?

ASSISTANT: I am here to guide you at this moment. Can you please provide your planned dates of journey?

USER: I would like to travel on 04/01 to return on 04/03.

ASSISTANT: Do you prefer a direct flight or a connecting flight for this trip?

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any other requirement for your journey to met with?

USER: No.

ASSISTANT: Can you please provide your name for reservation purpose?

USER: Nancy Hall here.

ASSISTANT: As per your intents, I have found a direct flight to your region on your planned dates of journey which departures in the morning having a ticket fare of 100 by United Airlines. Shall I proceed with the booking?

USER: Ok, proceed for booking.

ASSISTANT: I have booked your flight ticket with the flight 1025 in an economy class.

USER: Thanks for your information.

ASSISTANT: You are welcome, thank you for reaching us.