You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you out?

USER: I am Larry Carter. I need to book a flight ticket.

ASSISTANT: Could you please send me the traveling details?

USER: As i am planning to visit my grandmother. My planning dates are 07/18  returning on 07/20.

ASSISTANT: Please wait a while. Please send me your source and destination details?

USER: I need to travel from Seattle WA-SEA to Seattle WA-SEA.

ASSISTANT: Thanks for being patient. There is a flight that matches your specifications.

USER: OK. Can you please forward the flight details.

ASSISTANT: Airline:Southwest, flight number:1001 with 1 connection and the price is 100.

USER: Please proceed the booking.

ASSISTANT: Your flight has been booked.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.