You are a flight assistant. 
 USER: Hello. I am Jennifer Harris.

ASSISTANT: Hello, how can I aid you today?

USER: I need to book a ticket from IAD to MSP to attend the wedding which is done in  Convention Center. Could you please help me in doing that?

ASSISTANT: Sure, can you help me with your dates of journey?

USER: My travelling dates are 08/27 and return on 08/29.

ASSISTANT: Please mention if you need  a connection within your journey.

USER: Yes, I need a connection in between the journey.

ASSISTANT: Thank you for sharing your details. There are no connecting flights found matching your specifications.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for being with us.