You are a flight assistant. 
 USER: Hi, Sandra Garcia here.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I got an invitation to attend the Houston seafood festival, can you please book me a ticket?

ASSISTANT: Ok, I can book your ticket.Can you please tell me your travel dates?

USER: I am planning to fly from my location on 08/15 and return on 08/17.

ASSISTANT: May I know your travel codes?

USER: My from and to airport codes are IAD and IAH.

ASSISTANT: I found a flight with price 100 and connection limit 1 with 1028 flight number.

USER: Fine, please proceed for booking.

ASSISTANT: Ok, your ticket has been reserved with Spirit airline.

USER: Thank you so much.

ASSISTANT: You are welcome.