You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you now?

USER: I am planning to attend music concert at CLT, can you please help me with booking a flight ticket from OAK?

ASSISTANT: Sure, I am happy to help you. May I know your journey dates?

USER: I would like to take off on Mar 31 and return on Apr 2.

ASSISTANT: Do you have any limit on number of connections?

USER: I am looking for a connecting flight.

ASSISTANT: Let me know about your other requirements for the journey.

USER: I don't have any other requirement.

ASSISTANT: Can you please share me your good name to proceed further?

USER: My name is Donald Hernandez.

ASSISTANT: Sorry for the inconvenience, we have not found any flights running on your desired routes.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us, have a good day.

USER: You are welcome.