You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking a flight ticket from DEN to OAK?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your travelling dates?

USER: My trip dates are 03/15 - 03/17.

ASSISTANT: May I know your name?

USER: Barbara Rodriguez here.

ASSISTANT: Do you have any other specifications?

USER: I need a single connection.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: No issues, thank you.

ASSISTANT: Thanks for approaching us.