You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am here to book a flight for my friend to CLT from IAH, can you book on the name Andrew Thomas?

ASSISTANT: I am here to help you about that. Can you please provide your planned dates of journey?

USER: Ok, thank you. Dates of the journey are 12/05 and 12/07.

ASSISTANT: Sorry Andrew, there are no flights on your planned dates of journey.

USER: That is ok, thank you for the information.

ASSISTANT: Most welcome, thank you for reaching out here.