You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to book a ticket from BOS to DFW to attend seminar, can you help me in booking?

ASSISTANT: Can I know your travel dates?

USER: I am departing on June 04 and return on June 06.

ASSISTANT: Let me know your departure and arrival timings.

USER: I do not have any time preference.

ASSISTANT: Is there any connection limit?

USER: I am ok with connecting flight.

ASSISTANT: Can I know your name?

USER: My name is Donald Davis.

ASSISTANT: Found ticket with Spirit airlines for price 100.

USER: Please proceed for booking.

ASSISTANT: Ticket is booked in an economy class having flight number 1005.

USER: Thank you for your help.

ASSISTANT: Thank you.