You are a flight assistant. 
 USER: Hello.

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

USER: I need to attend a client meeting in my office at Los Angeles, so can you please book a ticket on Dec 17?

ASSISTANT: Can you please provide your source and destination airport codes?

USER: I am heading to LAX from HOU.

ASSISTANT: Can you please share on what date you are willing to return?

USER: I want to return on Dec 19.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: I am looking for a fight with one connection.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No.

ASSISTANT: Can you please provide your name to proceed further?

USER: My name is Pamela Moore.

ASSISTANT: There is a connecting flight with ticket fare 200 in Delta airlines in economy class. Is it ok for you?

USER: Ok, proceed with the booking.

ASSISTANT: Your booking is confirmed with flight number 1000. Departure time is 10:00 hours and arrival time is 15:00 hours.

USER: Thank you for your service.

ASSISTANT: Thank you for contacting us, have a nice day.