You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What can I do for you?

USER: I want to book a ticket for my friend, his name is Carol Edwards, can you please help me?

ASSISTANT: I can help you with that. May I know the travel details please?

USER: Sure, destination airport is MCO, source airport is DFW.

ASSISTANT: Can you provide the  travel dates please?

USER: He wants to travel from 11/15 to 11/17, he have his interview on 11/16.

ASSISTANT: Ok, wait a moment.

USER: Ok.

ASSISTANT: Sorry, there are no flights on given dates. Thanks for reaching us.

USER: Ok, no problem, I will go by road. Thank you for your information.