You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you at this moment?

USER: Can you please reserve a flight ticket from CLT to PHL?

ASSISTANT: Sure, could you please provide your preferred dates of journey?

USER: Thank you, my boarding is on June 04 and please book my return ticket on June 06.

ASSISTANT: Sure, may I know your good name?

USER: Ok, my name is Kimberly Hernandez.

ASSISTANT: Please let me know your connection limit?

USER: I would prefer single connection for my journey.

ASSISTANT: Do you have any other specifications?

USER: Yes, I would like to depart at afternoon time.

ASSISTANT: Sorry, there are no flights available as per your requirements.

USER: Oh! I Sad to hear that. Anyway, I will find another alternative. Thank you for the information.

ASSISTANT: Thank you for reaching us.