You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Elizabeth Williams.

ASSISTANT: Elizabeth, how may I help you?

USER: I would like to travel from MSP to IAD for business meeting, can you please help me to book my flight ticket?

ASSISTANT: Sure, please provide your itinerary dates.

USER: Sure, I will depart on 12/22 and also book my return ticket on 12/24.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: UA airlines with flight 1019 is providing service with a connecting flight.

USER: Happy to hear that, you can proceed for booking the ticket.

ASSISTANT: Your ticket is confirmed.

USER: Thank you so much for your help.

ASSISTANT: Thank you for reaching us.