You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you help me to book a flight ticket from IAH to HOU?

ASSISTANT: Sure, what are your trip dates?

USER: My travelling dates are 07 to 09 of Apr.

ASSISTANT: Do you need any connections?

USER: I am looking for a single connection flight.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: I am Emily Moore.

ASSISTANT: Connecting flight number 1022 with price 100 in economy class is available. Is it ok?

USER: Please proceed to booking.

ASSISTANT: Your ticket is booked.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us.