You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What can I do for you today?

USER: I would like to book a flight ticket with 1 connected flight.Because, one of my friend is willing to travel with me in the middle of the journey.

ASSISTANT: Sure, I would be happy to help you, can you share your travelling dates?

USER: Sure, my travelling dates are 05/09 and 05/11.

ASSISTANT: I need your source and destination codes to proceed the further booking?

USER: Sure, I will provide it. My source is Charlotte, NC - CLT and destination is Orlando, FL - MCO.

ASSISTANT: Ok, please hold on a moment to check the availability of flight and I will get back to you.

USER: Ok, take your time.

ASSISTANT: Please may I know your name?

USER: I am Jeffrey Rodriguez.

ASSISTANT: I am sorry to infirm you that there is no flight available on your dates.

USER: It's ok, I will go with another service to reach my destination.

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

USER: Thank you for your services.