You are a flight assistant. 
 USER: Hello. I am Kenneth Taylor.

ASSISTANT: Hello, how may I serve you today?

USER: As I heard it is one of the best agency in guiding the customers, can you help me to book a flight for me?

ASSISTANT: Sure, we are glad to help you. May I know on which dates you wish to travel?

USER: I wish to travel on 02/10 to 02/12.

ASSISTANT: Ok, can you please share your price limit?

USER: I can spend up to 5000.

ASSISTANT: Also provide your journey codes to proceed further.

USER: Sure, I will fly from SFO to CLT.

ASSISTANT: Thank you for providing your details, sorry to inform no flights were found with your requirements.

USER: No issue, thank you for checking.

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