You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jennifer Roberts.

ASSISTANT: How may I assist you, Roberts?

USER: I am planning a trip to Seattle, can you please book me a ticket from EWR to SEA?

ASSISTANT: Sure, may I know your planned trip dates?

USER: My preferable journey dates are from 05/16 to 05/18.

ASSISTANT: Please give me a minute.

USER: Sure, take your own time.

ASSISTANT: I found a flight in Delta airlines with price 100. Shall I book the ticket for you?

USER: Please reserve my ticket with this airlines.

ASSISTANT: Your ticket is confirmed and the flight number is 1001.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for contacting us.