You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Can you help me to book a connecting flight?

ASSISTANT: Sure, I am here to help you. Can I know your travel dates please?

USER: My travelling dates are July 27 and 29.

ASSISTANT: Ok, is there any preference regarding the departure and arrival timings?

USER: I am fine at any time to travel.

ASSISTANT: What are your source and destination airport codes?

USER: My airport codes are HOU and IAH.

ASSISTANT: Can I know your name?

USER: My name is Margaret Garcia.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: The American airlines are providing a flight having a connection limit 1 and the ticket fare of 200. Can I proceed with the ticket booking?

USER: Proceed with booking.

ASSISTANT: Your ticket is confirmed in an economy class and the flight number 1003.

USER: Thank you.

ASSISTANT: Thank you for reaching us. Have a safe journey.