You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I assist you for the day?

USER: I am looking for a connecting flight, to reach Houston. Can you help me with booking?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: I am willing to travel on 07/05 and intend to return on 07/07.

ASSISTANT: Can you help me with your airport codes?

USER: Sure, I want to board from Washington, DCA to reach Houston, IAH.

ASSISTANT: May I know your good name?

USER: Virginia Miller, is my name.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: We found 1017 Southwest airlines with single connection with price 100. Shall I proceed with the booking?

USER: Everything's fine, go on with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your assistance.

ASSISTANT: Thank you for reaching us.