You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Helen Jones want to visit DFW, can you book a ticket from EWR?

ASSISTANT: Sure, can you share your travel dates please?

USER: Sure, my travelling dates will be 06/19 and 06/21.

ASSISTANT: Thanks for your patience. I have found UA airlines which flies with one connection.

USER: Ok, proceed with this airline.

ASSISTANT: Yes, I have confirmed your flight ticket.

USER: Thank you.

ASSISTANT: Thank you.