You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I want to book a flight which is of normal-cost airline to visit Charlotte. Can you help me?

ASSISTANT: Sure, can you please share your preferable journey dates?

USER: I will fly on Oct 14 and return on Oct 16.

ASSISTANT: May I know your name please?

USER: My name is Jerry Garcia.

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

USER: My source point is BOS and my destination is CLT.

ASSISTANT: Do you have any other specifications?

USER: I want my depart flight in afternoon and also a connecting flight.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us.