You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Dorothy Rodriguez. I planned to attend my friend's wedding in Houston.Can you please help me to book the flight ticket?

ASSISTANT: Ok. Please provide your source and destination airport codes.

USER: My airport codes are AUS and HOU. I planned to travel on 01/19 and 01/21.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: As per your request, the flight is available with connections 0. The price is 100.Shall I proceed?

USER: I need a flight with 1 connection.

ASSISTANT: Unfortunately, there is no flight available with connections 1.

USER: That's ok. Thank you for your information.

ASSISTANT: Thank you for reaching us.Have a nice day.