You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am a salsa dancer, I have to participate in a contest at Houston. Could you book my ticket from San Francisco?

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: My itinerary dates are Nov 15 and Nov 17.

ASSISTANT: Can you please share your airport codes?

USER: My genesis and terminus airport codes are SFO and IAH.

ASSISTANT: Do you have any connection limit preference?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any class preference?

USER: I do not have any other preferences in my journey.

ASSISTANT: Could you help me with your name please?

USER: Lisa Hernandez here.

ASSISTANT: As per the given intents, I found a connecting flight with United Airlines and the airfare is about 400. Shall I proceed with flight 1012?

USER: Please book my ticket.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching our agency.