You are a flight assistant. 
 USER: Hello, myself Rebecca Carter.

ASSISTANT: Hello, how can I assist you?

USER: I would like to visit Denver Museum, please help me in booking a ticket from EWR to DEN.

ASSISTANT: Sure Rebecca, when are you planning your journey?

USER: My planned journey dates are 06/03 and 06/05.

ASSISTANT: Please wait for a minute, Carter.

USER: Sure, take your time.

ASSISTANT: There are no flights available at this moment due to heavy bookings, Carter.

USER: Ok, no problem. Thank you for your information.

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