You are a flight assistant. 
 USER: Hi. I am Richard Thompson.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket on 11/23 and 11/25, so can you help me with booking please?

ASSISTANT: Sure, we are here to assist you.

USER: Thank you.

ASSISTANT: Please share me your airport codes?

USER: Sure, my airport codes are Washington, DC-DCA  and Los Angeles, CA-LAX.

ASSISTANT: Do you have any other requirements?

USER: Yes, I need a connecting flight.

ASSISTANT: There is a connecting flight with price of 100 and 1029 flight number. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Your seat has been reserved with Jet Blue airline.

USER: Thank you for the help.

ASSISTANT: Thank you for availing us.