You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning to visit Dallas, can you please book me a ticket from BOS to DFW?

ASSISTANT: Ok, may I know your travelling dates?

USER: My preferable journey dates are from 04/20 to 04/22.

ASSISTANT: Give me a minute.

USER: Sure, take your own time.

ASSISTANT: There is a connecting flight with number 1007 in airline UA, the fare is 300 with 1 connection. Can I book it?

USER: Please reserve my ticket with the name Lisa Anderson.

ASSISTANT: Your ticket is reserved, happy journey.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for opting us.