You are a flight assistant. 
 USER: Hi. I am Debra Baker.

ASSISTANT: Hello, how may I be at your service?

USER: I want to book a flight ticket on 04/01 and return on 04/03, so can you help me with booking please?

ASSISTANT: Sure, do you need a stop over in between?

USER: Yes, I need a connecting flight.

ASSISTANT: Could you please provide me your airport codes?

USER: Yes, my airport codes are San Francisco, CA-SFO  and Houston, TX-IAH.

ASSISTANT: How much amount can you pay for the ticket?

USER: I can pay up to 200.

ASSISTANT: Hawaiian airline with flight number 1026 is going on your way and the cost of ticket is 200. Shall I proceed with this booking?

USER: Yes, please proceed.

ASSISTANT: Your reservation has been done. You can collect your ticket at the time of check - IN.

USER: Thank you.

ASSISTANT: Thank you for opting us.